01374+5838 DOB 2 AC

01^h 37^m 22.87^s +58° 38' 14.7" P.A. 109.00 sep 107.0 mag 7.26,10.29 Sp B3IV dist. 833.33 pc (2718.32 l.y.)

Coord 2000	01374+5838		Discov num	DOB 2		Comp	AC		Coord arcsec 2000	01 37 22.87 +58 38 14.7
Date first	1902		Date last	2015		Obs	16
Pa first	109		Pa last	109.3		P.A. Now (θ)	109.3°
Sep first	107.0		Sep last	107.01		Sep. Now (ρ)	107.01"
Mag pri	7.26		Mag sec	10.29		delta mag (ΔM)	3.03		Spectral class	B3IV (blue-white)
Pri motion ra	+002		Sec motion ra	+003
Pri motion dec	-004		Sec motion dec	-001
Notes

rPM=0.707

Nature of this double is uncertain.

01374+5838 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 9812	22441	01 37 23 +58 38 15	STT 33 AB	2015	74	77	26.9	7.26	8.96	1.70
Show		22441	01 37 23 +58 38 15	DOB 2 AC	2015	16	109	107.0	7.26	10.29	3.03		<===
Show		22442	01 37 26 +58 38 21	DOB 2 BC	2015	14	119	85.4	8.96	10.29	1.33

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Cassiopeia		SAO	22441		HIP	7559		Tycho2	3683-01540-1
Gaia DR2	509118727425216384		HD	9812		BD	BD+57 343		Distance	833.33
Distance ly	2718.32